Sheathed electric heating element



FIG. 1 is a top plan view of a sheathed electric heating element,showing my new design,

FIG. 2 is a side elevational view thereof,

FIG. 3 is a rear elevational view thereof, looking from the right sideof FIG. 2 and

FIG. 4 is a front elevational view thereof, looking from the left sideof FIG. 2.

The ornamental design for a sheathed electric heating element,substantially as shown and described.